20079934155

素因数分解:

$3^3\times 5^1\times {\mathrm{8123}}^1\times {\mathrm{18311}}^1$

素因数の和:26448

約数の個数: 32

約数和(自身を含む): 35704005120

約数和(自身を除く): 15624070965

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 8123, 18311, 24369, 40615, 54933, 73107, 91555, 121845, 164799, 219321, 274665, 365535, 494397, 823995, 1096605, 2471985, 148740253, 446220759, 743701265, 1338662277, 2231103795, 4015986831, 6693311385, 20079934155]

約数ペア:

[(1, 20079934155), (3, 6693311385), (5, 4015986831), (9, 2231103795), (15, 1338662277), (27, 743701265), (45, 446220759), (135, 148740253), (8123, 2471985), (18311, 1096605), (24369, 823995), (40615, 494397), (54933, 365535), (73107, 274665), (91555, 219321), (121845, 164799)]